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A095890 as a triangular array

1
21
921
64921
62564921
777662564921
117649777662564921
2097152117649777662564921
430467212097152117649777662564921
1000000000430467212097152117649777662564921

A095890 as a square array

1296462577761176492097152430467211000000000
129646257776117649209715243046721
1296462577761176492097152
129646257776117649
129646257776
12964625
12964
129
12
1
1296462577761176492097152430467211000000000
129646257776117649209715243046721
1296462577761176492097152
129646257776117649
129646257776
12964625
12964
129
12
1